Love Topic Love: it’s what makes the world go round. And also: all you need. As well as that thing, in addition to war, in which all is fair. Here, TED Talks about this most basic of human emotions, A few things you've always wanted to know about sex: why we enjoy it, how to explain it, and, importantly, how flowers do it. Love often feels inexplicable, the most unpredictable of forces. Using science, math and methodical observation, these speakers offer clues to understanding it. No matter how long you've been together, it never hurts to have a little refresher course on what really matters In this must-have for anyone who wants to better understand their love life, mathematician Hannah Fry pulls back the curtain and reveals the hidden patterns—from dating sites to divorce, sex to marriage—behind the rituals of love love is god